201210010122220 has 48 divisors (see below), whose sum is σ = 465705942877728. Its totient is φ = 72412974581760.

The previous prime is 201210010122211. The next prime is 201210010122229. The reversal of 201210010122220 is 22221010012102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (201210010122211) and next prime (201210010122229).

It is a junction number, because it is equal to n+sod(n) for n = 201210010122194 and 201210010122203.

It is not an unprimeable number, because it can be changed into a prime (201210010122229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4714365027 + ... + 4714407706.

It is an arithmetic number, because the mean of its divisors is an integer number (9702207143286).

Almost surely, 2^{201210010122220} is an apocalyptic number.

201210010122220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201210010122220 is an abundant number, since it is smaller than the sum of its proper divisors (264495932755508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201210010122220 is a wasteful number, since it uses less digits than its factorization.

201210010122220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9428772850 (or 9428772848 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 201210010122220 its reverse (22221010012102), we get a palindrome (223431020134322).

The spelling of 201210010122220 in words is "two hundred one trillion, two hundred ten billion, ten million, one hundred twenty-two thousand, two hundred twenty".